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PHP integers (was: query: how many use PHP for linux scripts) [message #185979 is a reply to message #185978] Fri, 16 May 2014 12:16 Go to previous messageGo to previous message
Christoph Michael Bec is currently offline  Christoph Michael Bec
Messages: 207
Registered: June 2013
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The Natural Philosopher wrote:

> Does PHP guarantee 64 bit integers? Or are they stored as text?

That depends on the architecture, see PHP_INT_MAX[1]. Actually,
integers are currently stored as long[2], what might change in the
future[3].

[1] <http://www.php.net/manual/en/reserved.constants.php>
"Usually int(2147483647)" seems a questionable statement, though.
[2] <http://lxr.php.net/xref/PHP_5_5/Zend/zend.h#321>
[3] <https://wiki.php.net/rfc/size_t_and_int64_next#proposal>

[X post & fup2 comp.lang.php]

--
Christoph M. Becker
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